R/Ryujinx.Ava/Input/AvaloniaKeyboardDriver.cs

115 lines
No EOL
3.1 KiB
C#

using Avalonia.Controls;
using Avalonia.Input;
using Avalonia.Interactivity;
using Ryujinx.Ava.Common.Locale;
using Ryujinx.Input;
using System;
using System.Collections.Generic;
using AvaKey = Avalonia.Input.Key;
using Key = Ryujinx.Input.Key;
namespace Ryujinx.Ava.Input
{
internal class AvaloniaKeyboardDriver : IGamepadDriver
{
private static readonly string[] _keyboardIdentifers = new string[1] { "0" };
private readonly Control _control;
private readonly HashSet<AvaKey> _pressedKeys;
public event EventHandler<KeyEventArgs> KeyPressed;
public event EventHandler<KeyEventArgs> KeyRelease;
public event EventHandler<string> TextInput;
public string DriverName => "AvaloniaKeyboardDriver";
public ReadOnlySpan<string> GamepadsIds => _keyboardIdentifers;
public AvaloniaKeyboardDriver(Control control)
{
_control = control;
_pressedKeys = new HashSet<AvaKey>();
_control.KeyDown += OnKeyPress;
_control.KeyUp += OnKeyRelease;
_control.TextInput += Control_TextInput;
_control.AddHandler(InputElement.TextInputEvent, Control_LastChanceTextInput, RoutingStrategies.Bubble);
}
private void Control_TextInput(object sender, TextInputEventArgs e)
{
TextInput?.Invoke(this, e.Text);
}
private void Control_LastChanceTextInput(object sender, TextInputEventArgs e)
{
// Swallow event
e.Handled = true;
}
public event Action<string> OnGamepadConnected
{
add { }
remove { }
}
public event Action<string> OnGamepadDisconnected
{
add { }
remove { }
}
public IGamepad GetGamepad(string id)
{
if (!_keyboardIdentifers[0].Equals(id))
{
return null;
}
return new AvaloniaKeyboard(this, _keyboardIdentifers[0], LocaleManager.Instance[LocaleKeys.AllKeyboards]);
}
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
_control.KeyUp -= OnKeyPress;
_control.KeyDown -= OnKeyRelease;
}
}
protected void OnKeyPress(object sender, KeyEventArgs args)
{
_pressedKeys.Add(args.Key);
KeyPressed?.Invoke(this, args);
}
protected void OnKeyRelease(object sender, KeyEventArgs args)
{
_pressedKeys.Remove(args.Key);
KeyRelease?.Invoke(this, args);
}
internal bool IsPressed(Key key)
{
if (key == Key.Unbound || key == Key.Unknown)
{
return false;
}
AvaloniaKeyboardMappingHelper.TryGetAvaKey(key, out var nativeKey);
return _pressedKeys.Contains(nativeKey);
}
public void ResetKeys()
{
_pressedKeys.Clear();
}
public void Dispose()
{
Dispose(true);
}
}
}